Cryspool® 04075 Filter Compatible with C-4950, PRB50-IN, FC-2390, Guardian 413-212-02, J200 Series Filter, 03FIL1600, 373045, Cal Spa Hot Tub Filter, 50 Sq. Ft Spa Filter Cartridge, 2 Pack

Cryspool® 04077 Compatible with Cal Spa Filters, 4CH-949, PWW50L, FC-0172, Rising Dragon, Dynasty Spas, 50 Sq. Ft Hot Tub Replacement Filter Cartridge, 2 Pack

Cryspool® 05011 Hot Tub Filter Compatible with PLAS35 LA Spas, PLAS20, 5CH-203, FC-0303, FL-0303, 20 Sq. Ft Spa Filter Cartridge, 2 Pack

Cryspool® 06004 Filter Compatible with Artesian Spas 06-0014-12, PMA-R1/x268546 with Closed Handle(Not be Removed), 6CH-352, FC-0318, PAS40-F2M, 06-0055-12, 35 Sq. Ft Spa Filter Cartridge, 2 Pack

Cryspool® 06011 Filter Compatible with 6CH-47, FC-0315, PTL47W-P4, 373043 Hot Tub Filter, 47 Sq. Ft Spa Filter Cartridge, 2 Pack

Cryspool® 06012 Filter Compatible with 6CH-402, PMA40L-F2M, X268543, Master Spas Twilight X268365, X26851, X268514, 40 Sq. Ft Spa Filter Cartridge, 2 Pack

Cryspool® 06016 Filter Compatible with PWK30, C-6430, Watkins 31489, FC-3915, P/N0969601, 71825, 73178, 73250, 30 Sq. Ft Spa Filter Cartridge, 5 Pack

Cryspool® 06045 Filter Compatible with Artesian Spas, Tidal Fit Swim 06-0006-12, 06-0005-12, 6CH-502, PAS50SV-F2M, FC-0311, 50 Sq. Ft Spa Filter Cartridge, 2 Pack